lua_arch.c File Reference

#include "lua_arch.h"

Go to the source code of this file.

Functions
LuaInstruction	lua_build_instruction (const ut8 *buf)
void	lua_set_instruction (LuaInstruction instruction, ut8 *data)
bool	free_lua_opnames (LuaOpNameList list)
char *	luaop_new_str_3arg (char *opname, int a, int b, int c)
char *	luaop_new_str_2arg (char *opname, int a, int b)
char *	luaop_new_str_1arg (char *opname, int a)
char *	luaop_new_str_3arg_ex (char *opname, int a, int b, int c, int isk)
char *	luaop_new_str_2arg_ex (char *opname, int a, int b, int isk)
char *	luaop_new_str_1arg_ex (char *opname, int a, int isk)
int	lua_load_next_arg_start (const char *raw_string, char *recv_buf)
bool	lua_is_valid_num_value_string (const char *str)
int	lua_convert_str_to_num (const char *str)

Function Documentation

free_lua_opnames()

bool free_lua_opnames

(

LuaOpNameList

list

)

Definition at line 22 of file lua_arch.c.

                                          {
    if (list != NULL) {
        RZ_FREE(list);
        return true;
    }
    return false;
}

References list(), NULL, and RZ_FREE.

Referenced by rz_luac_disasm().

lua_build_instruction()

LuaInstruction lua_build_instruction

(

const ut8 *

buf

)

Definition at line 6 of file lua_arch.c.

                                                     {
    LuaInstruction ret = 0;
    ret |= buf[3] << 24;
    ret |= buf[2] << 16;
    ret |= buf[1] << 8;
    ret |= buf[0];
    return ret;
}

Referenced by lua53_anal_op(), lua53_disasm(), lua54_anal_op(), and lua54_disasm().

lua_convert_str_to_num()

int lua_convert_str_to_num

(

const char *

str

)

Definition at line 137 of file lua_arch.c.

                                            {
    return strtoll(str, NULL, 0);
}

References NULL, and cmd_descs_generate::str.

Referenced by encode_instruction().

lua_is_valid_num_value_string()

bool lua_is_valid_num_value_string

(

const char *

str

)

Definition at line 129 of file lua_arch.c.

                                                    {
    if (!rz_is_valid_input_num_value(NULL, str)) {
        RZ_LOG_ERROR("assembler: lua: %s is not a valid number argument\n", str);
        return false;
    }
    return true;
}

References NULL, rz_is_valid_input_num_value(), RZ_LOG_ERROR, and cmd_descs_generate::str.

Referenced by encode_instruction().

lua_load_next_arg_start()

int lua_load_next_arg_start	(	const char *	raw_string,
		char *	recv_buf
	)

Definition at line 98 of file lua_arch.c.

                                                                    {
    if (!raw_string) {
        return 0;
    }
 
    const char *arg_start = NULL;
    const char *arg_end = NULL;
    int arg_len = 0;
 
    /* locate the start point */
    arg_start = rz_str_trim_head_ro(raw_string);
    if (strlen(arg_start) == 0) {
        return 0;
    }
 
    arg_end = strchr(arg_start, ' ');
    if (arg_end == NULL) {
        /* is last arg */
        arg_len = strlen(arg_start);
    } else {
        arg_len = arg_end - arg_start;
    }
 
    /* Set NUL */
    memcpy(recv_buf, arg_start, arg_len);
    recv_buf[arg_len] = 0x00;
 
    /* Calculate offset */
    return arg_start - raw_string + arg_len;
}

References memcpy(), NULL, and rz_str_trim_head_ro().

Referenced by encode_instruction().

lua_set_instruction()

void lua_set_instruction	(	LuaInstruction	instruction,
		ut8 *	data
	)

Definition at line 15 of file lua_arch.c.

                                                                {
    data[3] = instruction >> 24;
    data[2] = instruction >> 16;
    data[1] = instruction >> 8;
    data[0] = instruction >> 0;
}

Referenced by rz_luac_asm().

luaop_new_str_1arg()

char* luaop_new_str_1arg	(	char *	opname,
		int	a
	)

Definition at line 53 of file lua_arch.c.

                                              {
    char *asm_string;
 
    asm_string = rz_str_newf(
        "%s %d",
        opname,
        a);
 
    return asm_string;
}

References a, and rz_str_newf().

Referenced by lua53_disasm(), and lua54_disasm().

luaop_new_str_1arg_ex()

char* luaop_new_str_1arg_ex	(	char *	opname,
		int	a,
		int	isk
	)

Definition at line 87 of file lua_arch.c.

                                                          {
    char *asm_string;
 
    asm_string = rz_str_newf(
        "%s %d %d",
        opname,
        a, isk);
 
    return asm_string;
}

References a, and rz_str_newf().

Referenced by lua54_disasm().

luaop_new_str_2arg()

char* luaop_new_str_2arg	(	char *	opname,
		int	a,
		int	b
	)

Definition at line 42 of file lua_arch.c.

                                                     {
    char *asm_string;
 
    asm_string = rz_str_newf(
        "%s %d %d",
        opname,
        a, b);
 
    return asm_string;
}

References a, b, and rz_str_newf().

Referenced by lua53_disasm(), and lua54_disasm().

luaop_new_str_2arg_ex()

char* luaop_new_str_2arg_ex	(	char *	opname,
		int	a,
		int	b,
		int	isk
	)

Definition at line 76 of file lua_arch.c.

                                                                 {
    char *asm_string;
 
    asm_string = rz_str_newf(
        "%s %d %d %d",
        opname,
        a, b, isk);
 
    return asm_string;
}

References a, b, and rz_str_newf().

Referenced by lua54_disasm().

luaop_new_str_3arg()

char* luaop_new_str_3arg	(	char *	opname,
		int	a,
		int	b,
		int	c
	)

Definition at line 31 of file lua_arch.c.

                                                            {
    char *asm_string;
 
    asm_string = rz_str_newf(
        "%s %d %d %d",
        opname,
        a, b, c);
 
    return asm_string;
}

References a, b, c, and rz_str_newf().

Referenced by lua53_disasm(), and lua54_disasm().

luaop_new_str_3arg_ex()

char* luaop_new_str_3arg_ex	(	char *	opname,
		int	a,
		int	b,
		int	c,
		int	isk
	)

Definition at line 65 of file lua_arch.c.

                                                                        {
    char *asm_string;
 
    asm_string = rz_str_newf(
        "%s %d %d %d %d",
        opname,
        a, b, c, isk);
 
    return asm_string;
}

References a, b, c, and rz_str_newf().

Referenced by lua54_disasm().